it's a known bug still not properly resolved. https://github.com/PrestaShop/PrestaShop/issues/14733
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On 7/9/2019 at 6:31 PM, TShah said:I had a similar issue and just could not save the Shop > Theme > Catalog translation properly. I manually entered the row in table ps_translations. It worked.
Same, it's a known bug still not properly resolved. https://github.com/PrestaShop/PrestaShop/issues/14733